User:MarkYin/vector.js

$( function {	var elems = document.getElementsByClassName('editsection'); // *** NOTE: ClassName may need to be 'mw-editsection' instead	for (i = 0; i < elems.length; i++) {		var span = document.createElement('span');		var link = document.createElement('a');		link.href = '#top';		link.appendChild(document.createTextNode('back to top'));		span.appendChild(document.createTextNode('['));		span.appendChild(link);		span.appendChild(document.createTextNode('] '));		elems[i].insertBefore(span, elems[i].firstChild);	} });